MailSenpai MCP Server: Install & Setup

Install MailSenpai in Claude Code

Claude Code

claude mcp add --transport http mailsenpai-mailsenpai https://mcp.mailsenpai.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "mailsenpai-mailsenpai": {
      "url": "https://mcp.mailsenpai.com/mcp"
    }
  }
}

Frequently asked questions

What does the MailSenpai MCP server do?

MailSenpai: lists, campaigns, DNS & spam checks (74 tools, OAuth, EU). SMTP Senpai: SMTP & API.

Is the MailSenpai MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does MailSenpai run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add MailSenpai to Claude Code?

Run: claude mcp add --transport http mailsenpai-mailsenpai https://mcp.mailsenpai.com/mcp

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